Cloth Seal, French, Nimes Silk / Serge Seal

Cloth Seal, French, Nimes Silk / Serge Seal, Image by StuE, Found by Paul Hewett.
Found in Essex, 18mm, 4.9g.

Crocodile // undecipherable marks

The double rivet suggests a Continental seal. Perhaps Nimes and probably the serge rather than the more delicate silk?

It may also possibly be an English cloth worker's pictorial personal seal but double rivets are not known on that type.